Home / 112,598.02-155,383.05-62,297.02

Finding the Fourth Proportional to 112,598.02, 155,383.05 and 62,297.02

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Solution

The fourth proportional to 112,598.02, 155,383.05 and 62,297.02 is: 85,968.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,598.02 : 155,383.05 = 62,297.02 : x
  2. Step 2: Convert to fraction form
    112,598.02/155,383.05 = 62,297.02/x
  3. Step 3: Cross multiply
    112,598.02x = 155,383.05 × 62,297.02
  4. Step 4: Simplify right side
    112,598.02x = 9,679,900,973.51
  5. Step 5: Solve for x
    x = 9,679,900,973.51/112,598.02
  6. Step 6: Final answer
    x = 85,968.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.